.home{
    width: 1700px;
    height: 900px;
   
    margin:  0 auto;
}
.title{
    width: 400px;
    margin: 0 auto;
    height: 900px   ;  
    background-color: rgba(229, 225, 225, 0.86);
}
.card{
    margin-top: 300px;
}

.qrcode-login-container {
    width: 300px;
    margin: 50px auto;
    padding: 20px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    text-align: center;
    background-color: white;
  }
  
  .qrcode-wrapper {
    margin: 20px 0;
    position: relative;
  }
  
  .qrcode-wrapper img {
    padding: 10px;
    border: 1px solid #eee;
    border-radius: 4px;
  }
  
  .expire-time {
    font-size: 12px;
    color: #999;
    margin-top: 10px;
  }
  
  .scanned-icon {
    font-size: 60px;
    color: #4CAF50;
    margin-bottom: 20px;
  }
  
  .login-success .avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    border-radius: 50%;
    overflow: hidden;
  }
  
  .login-success .avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  
  .qrcode-expired {
    position: relative;
  }
  
  .expired-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255,255,255,0.8);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-radius: 4px;
  }
  
  .expired-overlay i {
    font-size: 40px;
    color: #F44336;
    margin-bottom: 10px;
  }
  
  .refresh-btn {
    margin-top: 15px;
    padding: 8px 16px;
    background-color: #4285f4;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.2s;
  }
  
  .refresh-btn:hover {
    background-color: #3367d6;
  }  